Home / 2,110.39-3,159.30-1,562.97

Finding the Fourth Proportional to 2,110.39, 3,159.30 and 1,562.97

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Solution

The fourth proportional to 2,110.39, 3,159.30 and 1,562.97 is: 2,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.39 : 3,159.30 = 1,562.97 : x
  2. Step 2: Convert to fraction form
    2,110.39/3,159.30 = 1,562.97/x
  3. Step 3: Cross multiply
    2,110.39x = 3,159.30 × 1,562.97
  4. Step 4: Simplify right side
    2,110.39x = 4,937,891.12
  5. Step 5: Solve for x
    x = 4,937,891.12/2,110.39
  6. Step 6: Final answer
    x = 2,339.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.